The Ontario Building Code | Solder Joints
7.3.2.4. Solder Joints
(1) Soldered joints shall be made in accordance with ASTM B828, "Making Capillary Joints by Soldering of copper and copper Alloy tube and Fittings".
In Plain Language
Soldered copper joints must be made following the referenced ASTM standard for soldering copper and copper-alloy tube and fittings, ensuring a consistent, leak-free connection method.
This is a plain-language summary of the 2012/2017 Ontario Building Code text above, for general understanding only and not a substitute for the Code. Always confirm current requirements against the 2024 edition (O.Reg. 163/24) or a qualified professional before construction.